ID A0A2T6B4C8_9RHOB Unreviewed; 259 AA.
AC A0A2T6B4C8;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 27-MAR-2024, entry version 17.
DE SubName: Full=O-6-methylguanine DNA methyltransferase {ECO:0000313|EMBL:PTX50914.1};
GN ORFNames=C8N34_10430 {ECO:0000313|EMBL:PTX50914.1};
OS Gemmobacter caeni.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Gemmobacter.
OX NCBI_TaxID=589035 {ECO:0000313|EMBL:PTX50914.1, ECO:0000313|Proteomes:UP000244224};
RN [1] {ECO:0000313|EMBL:PTX50914.1, ECO:0000313|Proteomes:UP000244224}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 21823 {ECO:0000313|EMBL:PTX50914.1,
RC ECO:0000313|Proteomes:UP000244224};
RA Goeker M.;
RT "Genomic Encyclopedia of Archaeal and Bacterial Type Strains, Phase II
RT (KMG-II): from individual species to whole genera.";
RL Submitted (APR-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 4-O-methyl-thymidine in DNA + L-cysteinyl-[protein] = a
CC thymidine in DNA + S-methyl-L-cysteinyl-[protein];
CC Xref=Rhea:RHEA:53428, Rhea:RHEA-COMP:10131, Rhea:RHEA-COMP:10132,
CC Rhea:RHEA-COMP:13555, Rhea:RHEA-COMP:13556, ChEBI:CHEBI:29950,
CC ChEBI:CHEBI:82612, ChEBI:CHEBI:137386, ChEBI:CHEBI:137387;
CC EC=2.1.1.63; Evidence={ECO:0000256|ARBA:ARBA00001286};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 6-O-methyl-2'-deoxyguanosine in DNA + L-cysteinyl-[protein]
CC = a 2'-deoxyguanosine in DNA + S-methyl-L-cysteinyl-[protein];
CC Xref=Rhea:RHEA:24000, Rhea:RHEA-COMP:10131, Rhea:RHEA-COMP:10132,
CC Rhea:RHEA-COMP:11367, Rhea:RHEA-COMP:11368, ChEBI:CHEBI:29950,
CC ChEBI:CHEBI:82612, ChEBI:CHEBI:85445, ChEBI:CHEBI:85448; EC=2.1.1.63;
CC Evidence={ECO:0000256|ARBA:ARBA00001596};
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:PTX50914.1}.
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DR EMBL; QBKP01000004; PTX50914.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A2T6B4C8; -.
DR Proteomes; UP000244224; Unassembled WGS sequence.
DR GO; GO:0003677; F:DNA binding; IEA:InterPro.
DR GO; GO:0003908; F:methylated-DNA-[protein]-cysteine S-methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0008270; F:zinc ion binding; IEA:InterPro.
DR GO; GO:0006281; P:DNA repair; IEA:UniProtKB-KW.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0006355; P:regulation of DNA-templated transcription; IEA:InterPro.
DR CDD; cd06445; ATase; 1.
DR Gene3D; 1.10.10.10; Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain; 1.
DR InterPro; IPR035451; Ada-like_dom_sf.
DR InterPro; IPR004026; Ada_DNA_repair_Zn-bd.
DR InterPro; IPR001497; MethylDNA_cys_MeTrfase_AS.
DR InterPro; IPR014048; MethylDNA_cys_MeTrfase_DNA-bd.
DR InterPro; IPR036217; MethylDNA_cys_MeTrfase_DNAb.
DR InterPro; IPR036631; MGMT_N_sf.
DR InterPro; IPR036388; WH-like_DNA-bd_sf.
DR NCBIfam; TIGR00589; ogt; 1.
DR PANTHER; PTHR10815; METHYLATED-DNA--PROTEIN-CYSTEINE METHYLTRANSFERASE; 1.
DR PANTHER; PTHR10815:SF5; METHYLATED-DNA--PROTEIN-CYSTEINE METHYLTRANSFERASE; 1.
DR Pfam; PF02805; Ada_Zn_binding; 1.
DR Pfam; PF01035; DNA_binding_1; 1.
DR SUPFAM; SSF57884; Ada DNA repair protein, N-terminal domain (N-Ada 10); 1.
DR SUPFAM; SSF53155; Methylated DNA-protein cysteine methyltransferase domain; 1.
DR SUPFAM; SSF46767; Methylated DNA-protein cysteine methyltransferase, C-terminal domain; 1.
DR PROSITE; PS00374; MGMT; 1.
PE 4: Predicted;
KW Activator {ECO:0000256|ARBA:ARBA00023159};
KW DNA damage {ECO:0000256|ARBA:ARBA00023204};
KW DNA repair {ECO:0000256|ARBA:ARBA00023204};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603,
KW ECO:0000313|EMBL:PTX50914.1};
KW Transcription {ECO:0000256|ARBA:ARBA00023163};
KW Transcription regulation {ECO:0000256|ARBA:ARBA00023015};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000313|EMBL:PTX50914.1}.
FT DOMAIN 12..52
FT /note="Ada DNA repair metal-binding"
FT /evidence="ECO:0000259|Pfam:PF02805"
FT DOMAIN 164..243
FT /note="Methylated-DNA-[protein]-cysteine S-
FT methyltransferase DNA binding"
FT /evidence="ECO:0000259|Pfam:PF01035"
SQ SEQUENCE 259 AA; 26814 MW; 461118CF39299199 CRC64;
MKGESTGWLA AGAAGVFCRT GCRLAPRQGA EVCDNPATCL AAGLRPCPDC DPLDQRANGF
DAGLAGALVR LGGGGDGPVV LHAALLPTPL GEMLAICDAQ AIRLLEFTSR PVLAREVRAL
ARAAKGRIAP GQSAMTERLA HGLQRYFAGD FGAADLPLAP LGTPFQIRVW HELRRIPPGV
TIRYADLAAR IGRPDAVRAA AAANGANPVA ILIPCHRILG SDGSLTGYGG GLWRKQYLLG
LESAQAPGGE SLDADRISA
//
